package com.supplychain.scm.core.feign.gray.rule;

import org.springframework.boot.autoconfigure.condition.ConditionalOnMissingBean;
import org.springframework.cloud.client.ServiceInstance;
import org.springframework.cloud.loadbalancer.annotation.LoadBalancerClientConfiguration;
import org.springframework.cloud.loadbalancer.core.ReactorLoadBalancer;
import org.springframework.cloud.loadbalancer.core.ServiceInstanceListSupplier;
import org.springframework.cloud.loadbalancer.support.LoadBalancerClientFactory;
import org.springframework.context.annotation.Bean;
import org.springframework.core.env.Environment;


/**
 * @author liyang
 * @version 1.0.0
 * @ClassName GrayLoadBalancerClientConfiguration
 * @Description 灰色负载均衡器客户端配置
 * @createTime 16:24:00 2022/04/16
 */
public class GrayLoadBalancerClientConfiguration extends LoadBalancerClientConfiguration {

	@Override
	@Bean
	@ConditionalOnMissingBean
	public ReactorLoadBalancer<ServiceInstance> reactorServiceInstanceLoadBalancer(Environment environment,
			LoadBalancerClientFactory loadBalancerClientFactory) {
		String name = environment.getProperty(LoadBalancerClientFactory.PROPERTY_NAME);
		return new GrayRoundRobinLoadBalancer(loadBalancerClientFactory.getLazyProvider(name, ServiceInstanceListSupplier.class), name);
	}

}
